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    <h1 class="topictitle1">thread::id</h1>

    
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        <div class="section"><h2 class="sectiontitle">Summary</h2>
            
            <p>Unique identifier for a thread.</p>

            </div>
<div class="section"><h2 class="sectiontitle">Syntax</h2>
            <pre>class thread::id;</pre>
            </div>
<div class="section"><h2 class="sectiontitle">Header</h2>
            <pre>#include "tbb/compat/thread"</pre>
            </div>
<div class="section"><h2 class="sectiontitle">Description</h2>
            <p>A <samp class="codeph">thread::id</samp> is an identifier value for a thread that remains unique over the thread's lifetime. A special value <samp class="codeph">thread::id()</samp> represents no thread of execution. The instances are totally ordered. </p>

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<div class="section"><h2 class="sectiontitle">Members</h2>
            <pre>namespace tbb {&nbsp;&nbsp;&nbsp; 
                &nbsp;&nbsp;&nbsp; class thread::id {
                &nbsp;&nbsp;&nbsp; public:
                &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; id();
                &nbsp;&nbsp;&nbsp; };
                &nbsp;&nbsp;&nbsp; template&lt;typename charT, typename traits&gt;
                &nbsp;&nbsp;&nbsp; std::basic_ostream&lt;charT, traits&gt;&amp; 
                &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; operator&lt;&lt; (std::basic_ostream&lt;charT, traits&gt; &amp;out,
                &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; thread::id id)
                &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
                &nbsp;&nbsp;&nbsp; bool operator==(thread::id x, thread::id y);
                &nbsp;&nbsp;&nbsp; bool operator!=(thread::id x, thread::id y);
                &nbsp;&nbsp;&nbsp; bool operator&lt;(thread::id x, thread::id y);
                &nbsp;&nbsp;&nbsp; bool operator&lt;=(thread::id x, thread::id y);
                &nbsp;&nbsp;&nbsp; bool operator&gt;(thread::id x, thread::id y);
                &nbsp;&nbsp;&nbsp; bool operator&gt;=(thread::id x, thread::id y);
                } // namespace tbb</pre></div>
    
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